Designed for long-distance running & racing, the 1000 Mile Tactel Race ladies running socks ensure temperature regulation with their top venting & lock your feet in place thanks to Heel Power technology. These lightweight & breathable socks are great for those who want a snug, secure fit & maximum comfort while running & feature Tactel® material for excellent moisture management & a cool feel during workouts. They are machine washable at 30°C.